Digestive Systems (8.12) Flashcards
It is the source of chemical energy used to create ATP (molecule of cellular work) in the process of cellular respiration.It can also serve as the raw building materials for “making” the organism.
Food
This condition is caused by a lack of food.
undernourishment
This condition is caused by too much food in the diet. Condition can cause Obesity and heart problems.
overnourishment
This condition is caused by eating poor quality food.
Malnourished
These are plant eaters.
herbivores
These are meat eaters.
carnivores
These are plant and meat eaters. (“omni” means “all”)
omnivores
whales, sponges, bivalves
Suspension/filter feeding
maggots (Substrate refers to “surfaces”. They live in or on their food source.)
Substrate feeding
(earthworms) (They eat substances deposited in the soil.)
deposit feeders
(mosquitoes, hummingbirds) (Feed on fluids such as blood or plant nectar.)
fluid feeders
(Humans and most other animals) (Bulk refers to “large quantities at one time”.)
Bulk feeders
This is the putting of food in the mouth.
ingestion
This is the breakdown of food.;
digestion
This refers to trouble breaking down food.
indigestion